Product Name: Anti-pollution N95 mask  Protection Level: KN95=N95=FFP2Material: Non-woven Fabric, High Efficiency Melt-blown MaterialImplementation Standard: GB2626-2006 KN95Features:- N95 protection level, Layer by layer filtration to isolate pollution, high efficiency dust resistant- 3D breathable space, comfortable breathing- Adjustable nose clip strip, no scraping & air leakage prevention,tightly fit the face & filter well- Skin Friendly Antibacterial Non-woven Fabric, moistureproof & non irritating that face won't be tied by the mask- Application: dust isolation, electronic chemical engineering, mining industry, food processing, daily trip